Title:
プラネタリギヤ装置
Document Type and Number:
Japanese Patent JP4715161
Kind Code:
B2
Abstract:
A double pinion planetary gear unit includes a first sun gear, a second sun gear, a plurality of short pinions, a plurality of long pinions, a ring gear and a carrier. The carrier includes a first flange portion that supports an end side of the short pinions and an end side of the long pinions, a cylindrical portion that is connected to the first flange portion and that forms a cover for an outer peripheral side where the short pinions and the long pinions mesh with each other, a second flange portion that supports another end side of the long pinions, and a plurality of bridge portions that extend from the second flange portion toward the short pinions and that support another end side of the short pinions.
Inventors:
Nakagawa Kaneyoshi
Naoji Kato
Susumu Kato
Hiroshi Ota
Naoji Kato
Susumu Kato
Hiroshi Ota
Application Number:
JP2004310552A
Publication Date:
July 06, 2011
Filing Date:
October 26, 2004
Export Citation:
Assignee:
Aisin AW Co., Ltd.
International Classes:
F16H1/36; F16H3/62; F16H57/02; F16H57/023; F16H57/08
Domestic Patent References:
| JP10169728A | ||||
| JP2001304355A | ||||
| JP1093648A | ||||
| JP8128518A |
Foreign References:
| US5509865 |
Attorney, Agent or Firm:
Kobayashi Osamu
Kazusa Tomita
Kazusa Tomita